Prefabricated Copper Houses, 1931-1932: Building types K, K1: rafter layout, 1:20

Photomechanical print in red and black inks on white paper

Photomechanical print with wash, graphite, and ink on paper

photomechanical print with black and colored inks, wash, and applied type on paper

Typewritten text on paper

Photomechanical print in orange and blue inks on paper

Typewritten text on paper